Spectrum is always a magical subject that most of us EM engineers have a hard time explaining to mere mortals. In the words of Heinrich Hertz who in 1890 said “I do not think that the wireless waves I have discovered will have any practical application” he cemented what a few years later would become the complete opposite, perhaps one of the most useful discoveries in mankind. Fast forward to 2023, the need for spectrum today is as pressing and critical as it has ever been, with so many applications and services clamoring for spectrum availability. With this backdrop, let’s discuss the state of spectrum and what WRC-2023 has in store.